/*
 *  Copyright 2001-2004 The Apache Software Foundation
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package ar.uba.fi.posgrado.economy.web.action.pay;

import java.security.Principal;
import java.util.Date;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.log4j.Logger;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;

import ar.uba.fi.posgrado.common.exception.MissingArgumentException;
import ar.uba.fi.posgrado.common.model.User;
import ar.uba.fi.posgrado.common.service.UserService;
import ar.uba.fi.posgrado.economy.exception.PayRuleException;
import ar.uba.fi.posgrado.economy.model.CollectType;
import ar.uba.fi.posgrado.economy.model.Honorary;
import ar.uba.fi.posgrado.economy.model.Pay;
import ar.uba.fi.posgrado.economy.service.HonoraryService;
import ar.uba.fi.posgrado.economy.service.PayService;
import ar.uba.fi.posgrado.economy.web.form.pay.PayForm;

/**
 * Action que registra el pago/egreso.<br>
 * 
 * @author nicolas.gonzalez
 * @see Action
 */
public class CreatePayAction extends Action {

	/** Logger */
	private static Logger logger = Logger.getLogger(CreatePayAction.class);

	private PayService payService;
    private UserService userService;
    private HonoraryService honoraryService;
	
    /** IoC */
	public void setPayService(PayService payService) {
		this.payService = payService;
	}
    /** IoC */
	public void setUserService(UserService userService) {
		this.userService = userService;
	}
    /** IoC */
	public void setHonoraryService(HonoraryService honoraryService) {
		this.honoraryService = honoraryService;
	}

	
    /**
     * @see org.apache.struts.action.Action#execute(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
     */
    @SuppressWarnings("unchecked")
    @Override
    public ActionForward execute(ActionMapping mapping, ActionForm actionForm,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        if (logger.isDebugEnabled()) {
            logger.debug("A punto de intentar registrar un pago ...");
        }
        PayForm form = (PayForm)actionForm;
        Long honoraryId = form.getHonoraryId();
        Honorary honorary = this.honoraryService.getById(honoraryId);
        String collectTypeId = form.getCollectTypeSelected();
        CollectType collectType = this.payService.getCollectTypeById(new Long(collectTypeId));
        Principal ppal =  request.getUserPrincipal();
        String userName = ppal.getName();
        User user = this.userService.getUserByName(userName);

        Pay pay = new Pay();
        pay.setCode(form.getCode());
        pay.setCollectType(collectType);
        pay.setDate(new Date());
        pay.setHonorary(honorary);
        pay.setReason(form.getReason());
        pay.setUser(user);
        pay.setValue(form.getValue());

        
        try {
        	this.payService.create(pay);
            // Solo checkea exceptions de negocio. Caso contrario va a la pagina de error directamente
        }
        catch (MissingArgumentException e) {
            logger.warn("Intentando registrar un pago sin los campos obligatorios...");
            
            ActionMessages errors = new ActionMessages();
            errors.add("pay.missingArguments", new ActionMessage(e.getMessage(), false));
            saveErrors(request, errors);

            return mapping.getInputForward();
            
        }
        catch (PayRuleException e) {
            logger.warn("Intentando registrar un cobro sin haber cumplido las reglas...");
            
            ActionMessages errors = new ActionMessages();
            errors.add("pay.rule", new ActionMessage(e.getMessage(), false));
            saveErrors(request, errors);

            return mapping.getInputForward();
        }
        // Se realizo el cobro exitosamente
        form.setCollectTypeSelected(collectType.getDescription());
        
        return mapping.findForward("success");
    }
	
}
